android sip gsm gateway

we are looking for en expert to develop a app that will act as sip gsm gateway

i am including here a

[login to view URL] to a software that was develop for window [login to view URL]

2, the actual software for window s i will drop it to you once we hire you

3. a suggestion to 2 apps that together will do the function of the desired app [login to view URL] [login to view URL]

3. few notes about what we need

**** we will need a full detail plane + time in order for us to give you the job

Skills: Android, Java, Mobile App Development, VoIP

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About the Employer:
( 0 reviews ) Dallas, United States

Project ID: #17911634

3 freelancers are bidding on average $463 for this job


Hi ***Let's built the successful project together*** This is my profile and please check my profile .. As you see , I have good experience in this More

$555 USD in 10 days
(107 Reviews)

I am a full stack freelancer developer with over 15 year's of experience am proficient in Php, 4.5 with C#, MVC5 MS SQL server, HTML5, CSS3, Javascript, Json, JQuery, XML, Ajax, Wcf, Rest Services, Web Api, SS More

$333 USD in 3 days
(0 Reviews)

I have read the  details of your project . I will do the work the way you want it. I am expert for this project because I have worked on many same as this project. I got enough skill to maintain it. You do not need to More

$500 USD in 10 days
(14 Reviews)